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Error :Request header field Content-Type is not allowed by Access-Control-Allow-Headers
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As hinted at by this post Error in chrome: Content-Type is not allowed by Access-Control-Allow-Headers just add the additional header to your web.config like so...
<httpProtocol>
<customHeaders>
<add name="Access-Control-Allow-Origin" value="*...
Checking for empty arrays: count vs empty
This question on ' How to tell if a m>PHP m> array is empty ' had me thinking of this question
12 Answers
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What is the “->” m>PHP m> operator called and how do you say it when reading code out loud? [closed]
What do you call this arrow looking -> operator found in m>PHP m>?
16 Answers
16
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Sibling package imports
...el package
Steps
Make a setup.py file to the root level directory
The contents for the setup.py would be*
from setuptools import setup, find_packages
setup(name='myproject', version='1.0', packages=find_packages())
Use a virtual environment
If you are familiar with virtual environments, ac...
Add border-bottom to table row
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You are wrong, @Renan . The collapsing border model is m>ex m>actly what makes row borders stylable. According to CSS sectoin 17.6: In the separate border model “Rows, [...] cannot have borders (i.e., user agents must ignore the border properties for those elements).” “In the co...
Convert a m>PHP m> object to an associative array
... (what you asked for) it's fine.
Also see this in-depth blog post:
Fast m>PHP m> Object to Array conversion
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How do I get a reference to the app delegate in Swift?
...bles added by your subclass of UIApplication, like your managed object contm>ex m>t. To resolve this, simply downcast to "AppDelegate" or what ever your UIApplication subclass happens to be called. In Swift 3, 4 & 5, this is done as follows:
let appDelegate = UIApplication.shared.delegate as! AppDel...
What is the use of the @ symbol in m>PHP m>?
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It suppresses error messages — see Error Control Operators in the m>PHP m> manual.
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mysqli_fetch_assoc() m>ex m>pects parameter / Call to a member function bind_param() errors. How to get t
...s the reason. Unfortunately, by default such errors are not transferred to m>PHP m>, and all you've got is a cryptic error message mentioned above. Hence it is very important to configure m>PHP m> and MySQLi to report MySQL errors to you. And once you get the error message, fixing it will be a piece of cake....
Check whether an array is empty [duplicate]
... You don't need to count the elements or use empty(). A one-liner like m>php m> -r 'echo array() ? "T":"F";' will show the truthiness for an empty or non-empty array.
– jerseyboy
May 16 '14 at 13:08
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